Metformin

By: CPMC Genetic Counseling Staff
Reviewed by: Neda Gharani, PhD, Coriell Institute for Medical Research

Metformin is a drug that helps control the amount of glucose (sugar) in the blood. Metformin can be used alone or in combination with other drugs (like insulin) to treat type 2 diabetes. Metformin is also used to treat other conditions that involve insulin resistance, like polycystic ovary syndrome, and to prevent the progression of pre-diabetes to type 2 diabetes. Metformin is sold under the following brand names: Fortamet®, Glucophage®, Glucophage XR®, Glumetza®, Riomet®.

How Often is Metformin Prescribed?
In 2011, 48.4 million prescriptions for metformin were written in the United States, making metformin the ninth most commonly prescribed drug.

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Learn more about metformin and understand your likely response to this drug through the links below.

Uses of Metformin

Learn more about Metformin [ Learn More › ]

Risk Factors

Both genetic and non-genetic factors affect how your body processes Metformin [ Learn More › ]


Reduce Your Risk

Reduce your risk for an undesired response to Metformin Learn More› ]

The CPMC Study

Learn how the CPMC Study identifies your response to Metformin Learn More› ]